SHBG and urolithiasis: The ORs of urolithiasis were 0.179 (95% CI, 0.042–0.751, P = 0.01877353) per one-SD increase in estradiol levels, 0.708 (95% CI, 0.555–0.903, P = 0.00544037) per one-SD increase in SHBG levels, 0.550 (95% CI, 0.345–0.878, P = 0.0121812) per one-unit increase in the log OR of tea intake, and 0.054 (95% CI, 0.008–0.363, P = 0.00269922) per one-unit increase in the log OR of other exercise (e.g., swimming, cycling, keeping fit, bowling) (Fig 2A).